### Home > CALC > Chapter Ch12 > Lesson 12.1.5 > Problem 12-57

12-57.

Simplify.

Substitute *x*^{2} + 1 for *x* into your equation from Step 3 to obtain the sixth-degree power series.

12-57.

Simplify.

Substitute *x*^{2} + 1 for *x* into your equation from Step 3 to obtain the sixth-degree power series.